<template>
<div class="login-container">
    <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form" auto-complete="on" label-position="left">
        <div class="title-container">
            <h3 class="title">系统登录</h3>
            <!-- 设置语言 -->
            <!-- <lang-select class="set-language" /> -->
        </div>
        <el-form-item prop="username">
            <span class="svg-container">
          <svg-icon icon-class="user"/>
        </span>
            <el-input ref="username" v-model="loginForm.username" placeholder="账号" name="username" type="text" auto-complete="on" />
        </el-form-item>
        <el-tooltip v-model="capsTooltip" content="Caps lock is On" placement="right" manual>
            <el-form-item prop="password">
                <span class="svg-container">
            <svg-icon icon-class="password"/>
          </span>
                <el-input :key="passwordType" ref="password" v-model="loginForm.password" :type="passwordType" placeholder="密码" name="password" auto-complete="on" @keyup.native="checkCapslock" @blur="capsTooltip = false" @keyup.enter.native="handleLogin" />
                <span class="show-pwd" @click="showPwd">
            <svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'"/>
          </span>
            </el-form-item>
        </el-tooltip>
        <el-button :loading="loading" type="primary" style="width:100%;margin-bottom:30px;" @click.native.prevent="handleLogin">
            <!-- {{ $t('login.logIn') }} -->
            <!-- :disabled='false'  禁用添加属性 -->
            登录
        </el-button>
        <!--
      <div style="position:relative">
        <div class="tips">
          <span>{{ $t('login.username') }} : admin</span>
          <span>{{ $t('login.password') }} : {{ $t('login.any') }}</span>
        </div>
        <div class="tips">
          <span style="margin-right:18px;">
            {{ $t('login.username') }} : editor
          </span>
          <span>{{ $t('login.password') }} : {{ $t('login.any') }}</span>
        </div>

        <el-button class="thirdparty-button" type="primary" @click="showDialog=true">
          {{ $t('login.thirdparty') }}
        </el-button>
      </div>-->
    </el-form>
    <!-- 第三方登录弹框 -->
    <!-- <el-dialog :title="$t('login.thirdparty')" :visible.sync="showDialog">
      {{ $t('login.thirdpartyTips') }}
      <br>
      <br>
      <br>
      <social-sign />
    </el-dialog>-->
</div>
</template>

<script>
// import { validUsername } from "@/utils/validate";
//  选择语言组件
// import LangSelect from '@/components/LangSelect'
//  第三方登录组件
// import SocialSign from './components/SocialSignin'

export default {
    name: "Login",
    //  选择语言,第三方登录
    // components: { LangSelect, SocialSign },
    data() {
        const validateUsername = (rule, value, callback) => {
            if (value == "") {
                callback(new Error("请输入用户名"));
            } else {
                callback();
            }
        };
        const validatePassword = (rule, value, callback) => {
            if (value.length < 6) {
                callback(new Error("密码不能少于6位"));
            } else {
                callback();
            }
        };
        return {
            loginForm: {
                username: "admin",
                password: "111111"
            },
            loginRules: {
                username: [{
                    required: true,
                    trigger: "blur",
                    validator: validateUsername
                }],
                password: [{
                    required: true,
                    trigger: "blur",
                    validator: validatePassword
                }]
            },
            passwordType: "password",
            capsTooltip: false,
            loading: false,
            // showDialog: false,
            redirect: undefined
        };
    },
    watch: {
        $route: {
            handler: function (route) {
                this.redirect = route.query && route.query.redirect;
            },
            immediate: true
        }
    },
    created() {
        // window.addEventListener('storage', this.afterQRScan)
    },
    mounted() {
        if (this.loginForm.username === "") {
            this.$refs.username.focus();
        } else if (this.loginForm.password === "") {
            this.$refs.password.focus();
        }
    },
    destroyed() {
        // window.removeEventListener('storage', this.afterQRScan)
    },
    methods: {
        checkCapslock({
            shiftKey,
            key
        } = {}) {
            if (key && key.length === 1) {
                if (
                    (shiftKey && (key >= "a" && key <= "z")) ||
                    (!shiftKey && (key >= "A" && key <= "Z"))
                ) {
                    this.capsTooltip = true;
                } else {
                    this.capsTooltip = false;
                }
            }
            if (key === "CapsLock" && this.capsTooltip === true) {
                this.capsTooltip = false;
            }
        },
        showPwd() {
            if (this.passwordType === "password") {
                this.passwordType = "";
            } else {
                this.passwordType = "password";
            }
            this.$nextTick(() => {
                this.$refs.password.focus();
            });
        },
        handleLogin() {
            setTimeout(() => {  // 调用登录请求
                this.$store.dispatch('user/login',this.loginForm)
                this.$router.push({
                    path: "/"
                });
                this.loading = false;
            }, 500);
        }
        // afterQRScan() {
        //   if (e.key === 'x-admin-oauth-code') {
        //     const code = getQueryObject(e.newValue)
        //     const codeMap = {
        //       wechat: 'code',
        //       tencent: 'code'
        //     }
        //     const type = codeMap[this.auth_type]
        //     const codeName = code[type]
        //     if (codeName) {
        //       this.$store.dispatch('LoginByThirdparty', codeName).then(() => {
        //         this.$router.push({ path: this.redirect || '/' })
        //       })
        //     } else {
        //       alert('第三方登录失败')
        //     }
        //   }
        // }
    }
};
</script>

<style lang="scss">
/* 修复input 背景不协调 和光标变色 */
/* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */

$bg: #283443;
$light_gray: #fff;
$cursor: #fff;

@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
    .login-container .el-input input {
        color: $cursor;
    }
}

/* reset element-ui css */
.login-container {
    width: 100vw;
    height: 100vh;

    .el-input {
        display: inline-block;
        height: 47px;
        width: 85%;

        input {
            background: transparent;
            border: 0px;
            -webkit-appearance: none;
            border-radius: 0px;
            padding: 12px 5px 12px 15px;
            color: $light_gray;
            height: 47px;
            caret-color: $cursor;

            &:-webkit-autofill {
                box-shadow: 0 0 0px 1000px $bg inset !important;
                -webkit-text-fill-color: $cursor !important;
            }
        }
    }

    .el-form-item {
        border: 1px solid rgba(255, 255, 255, 0.1);
        background: rgba(0, 0, 0, 0.1);
        border-radius: 5px;
        color: #454545;
    }
}
</style>

<style lang="scss" scoped>
$bg: #2d3a4b;
$dark_gray: #889aa4;
$light_gray: #eee;

.login-container {
    min-height: 100%;
    width: 100%;
    background-color: $bg;
    overflow: hidden;

    .login-form {
        position: relative;
        width: 520px;
        max-width: 100%;
        padding: 160px 35px 0;
        margin: 0 auto;
        overflow: hidden;
    }

    .tips {
        font-size: 14px;
        color: #fff;
        margin-bottom: 10px;

        span {
            &:first-of-type {
                margin-right: 16px;
            }
        }
    }

    .svg-container {
        padding: 6px 5px 6px 15px;
        color: $dark_gray;
        vertical-align: middle;
        width: 30px;
        display: inline-block;
    }

    .title-container {
        position: relative;

        .title {
            font-size: 26px;
            color: $light_gray;
            margin: 0px auto 40px auto;
            text-align: center;
            font-weight: bold;
        }

        .set-language {
            color: #fff;
            position: absolute;
            top: 3px;
            font-size: 18px;
            right: 0px;
            cursor: pointer;
        }
    }

    .show-pwd {
        position: absolute;
        right: 10px;
        top: 7px;
        font-size: 16px;
        color: $dark_gray;
        cursor: pointer;
        user-select: none;
    }

    .thirdparty-button {
        position: absolute;
        right: 0;
        bottom: 6px;
    }

    @media only screen and (max-width: 470px) {
        .thirdparty-button {
            display: none;
        }
    }
}
</style>
